Modern Rill - rills help reduce flooding and pooling of water similar to swales, but they they can natrally happen anywhere, regardless of recesses in the land. Putting in a man made rill greatly helps keep land from getting soggy.

How to build a raised pond with railway sleepers

How to make Hypertufa Troughs

instructions for making your own hypertufa trough planter (or fountain, in this case). Been wanting to try this for years. "Hypertufa" is basically cement, moss, and sand or perlite molded in something. Looks great faux-aged with yogurt!